Headline:
Severe Thunderstorm Warning issued July 18 at 3:23PM EDT until July 18 at 4:00PM EDT by NWS Baltimore MD/Washington DC
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
July 18, 2026 - 12:23pm
Expires:
July 18, 2026 - 1:00pm
Description:
At 323 PM EDT, severe thunderstorms were located along a line
extending from near Thurmont to Discovery-Spring Garden to Boyds,
moving northeast at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damaging winds will cause some trees and large branches to
fall. This could injure those outdoors, as well as damage
homes and vehicles. Roadways may become blocked by downed
trees. Localized power outages are possible. Unsecured
light objects may become projectiles.
Locations impacted include...
Columbia, Germantown, Frederick, Gaithersburg, Olney, Damascus,
Thurmont, Emmitsburg, Montgomery Village, Eldersburg, Ballenger
Creek, Redland, Mount Airy, Taneytown, Walkersville, Sykesville, New
Market, Green Valley, Discovery-Spring Garden, and Boyds.
Instruction:
A Tornado Watch remains in effect until 900 PM EDT for central and
north central Maryland.
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
Area Description:
Carroll, MD; Frederick, MD; Howard, MD; Montgomery, MD; Washington, MD
Forcast Office:
NWS Baltimore MD/Washington DC
Sender: